cleanup: webrtc-sys & fix RtcRuntime disposing crashes (#81)

livekit-webrtc/src/media_stream_track.rs

@@ -0,0 +1,74 @@
+use crate::audio_track::RtcAudioTrack;
+use crate::video_track::RtcVideoTrack;
+use livekit_protocol::enum_dispatch;
+
+#[derive(Debug, Copy, Clone, PartialEq, Eq)]
+pub enum RtcTrackState {
+    Live,
+    Ended,
+}
+
+#[derive(Debug, Clone)]
+pub enum MediaStreamTrack {
+    Video(RtcVideoTrack),
+    Audio(RtcAudioTrack),
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+impl MediaStreamTrack {
+    enum_dispatch!(
+        [Video, Audio];
+        pub(crate) fn sys_handle(self: &Self) -> cxx::SharedPtr<webrtc_sys::media_stream::ffi::MediaStreamTrack>;
+    );
+}
+
+impl MediaStreamTrack {
+    enum_dispatch!(
+        [Video, Audio];
+        pub fn id(self: &Self) -> String;
+        pub fn enabled(self: &Self) -> bool;
+        pub fn set_enabled(self: &Self, enabled: bool) -> bool;
+        pub fn state(self: &Self) -> RtcTrackState;
+    );
+}
+
+macro_rules! media_stream_track {
+    () => {
+        pub fn id(&self) -> String {
+            self.handle.id()
+        }
+
+        pub fn enabled(&self) -> bool {
+            self.handle.enabled()
+        }
+
+        pub fn set_enabled(&self, enabled: bool) -> bool {
+            self.handle.set_enabled(enabled)
+        }
+
+        pub fn state(&self) -> RtcTrackState {
+            self.handle.state().into()
+        }
+
+        #[cfg(not(target_arch = "wasm32"))]
+        pub(crate) fn sys_handle(
+            &self,
+        ) -> cxx::SharedPtr<webrtc_sys::media_stream::ffi::MediaStreamTrack> {
+            self.handle.sys_handle()
+        }
+    };
+}
+
+pub(crate) use media_stream_track;
+
+impl From<RtcAudioTrack> for MediaStreamTrack {
+    fn from(track: RtcAudioTrack) -> Self {
+        Self::Audio(track)
+    }
+}
+
+impl From<RtcVideoTrack> for MediaStreamTrack {
+    fn from(track: RtcVideoTrack) -> Self {
+        Self::Video(track)
+    }
+}